determine the appropriate control processes and procedures to ensure adequate integrity, security and confidentiality of data messages or payments; and (ix) prescribe or determine any other matter that is necessary or expedient to prescribe or determine with relation to the use of data messages or information systems. (2) A provision in any law requiring or permitting any functionary to prescribe or determine that any information must be posted, displayed, sent or transmitted in a manner prescribed or determined by that functionary is construed to include the power to prescribe or determine a method involving the transmission of a data message or the making available of that information by means of any information system. (3) A power to prescribe or determine a duty to store or retain information in a manner so prescribed or determined is construed to include the power to prescribe or determine a manner of storage or retention that includes the storage or retention of the information in an electronic form. (4) The powers referred to in subsection (1), (2) and (3) include the power to specify any requirement or matter with reference to any standard published by a standards body in Namibia or of another country, or or by any international organisation or industry body: Provided that the regulations in question must specify a place where such standard document may be inspected during such hours and at such places as may be prescribed. Writing 19. A reference to writing in any law is construed to include a reference to a data message if the information contained therein is accessible so as to be usable for subsequent reference, unless – (a) a different intention appears from the law in question; (b) the law in question provides for a process that is incompatible with the use of 19